Two years after the markets hit bottom on March 9, 2009, stock prices have rebounded significantly. But will the bull market keep rolling, or is a bear around the corner? Truth is, there's just as much uncertainty now as there was then.

There's a frenzy of stock buying going on now, because no one wants to be left out of the stock market recovery. But all those who are betting on short-term gains are engaged in what I call "wrong ball investing." Here's how to keep your eye on the right ball.

When the government releases documents under the Freedom of Information Act, it still has to protect human beings' personal privacy. This week, AT&T asked the Supreme Court to apply the same privacy principle to corporations. A ruling is months away, but it didn't sound like even the conservative wing of the court was buying it.

The CBOE's Volatility Index, also known as the VIX, has been trending lower, which many analysts consider a sign that that stocks are due for a fall. But another argument says it's all relative, and in today's environment it may suggest a continuing rally.

Republican leaders may be worried about the Federal Reserve's second round of quantitative easing, but the stock and credit markets are not: They have improved significantly since the QE2 plan was announced, Bloomberg reported Friday. But can that rally be solely attributed to QE2?

The U.S. dollar and U.S. stocks have a see-saw relationship: When one is up, the other is down. If the dollar is now bottoming out and ending its long decline, that could spell bad news for equities going forward.